Home / 17,700.67-26,560.26-7,171.81

Finding the Fourth Proportional to 17,700.67, 26,560.26 and 7,171.81

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Solution

The fourth proportional to 17,700.67, 26,560.26 and 7,171.81 is: 10,761.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,700.67 : 26,560.26 = 7,171.81 : x
  2. Step 2: Convert to fraction form
    17,700.67/26,560.26 = 7,171.81/x
  3. Step 3: Cross multiply
    17,700.67x = 26,560.26 × 7,171.81
  4. Step 4: Simplify right side
    17,700.67x = 190,485,138.27
  5. Step 5: Solve for x
    x = 190,485,138.27/17,700.67
  6. Step 6: Final answer
    x = 10,761.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.